Title
[Manuscript copy of] two letters re Preece's relay system.
Reference
UK0108 NAEST 020/062
Date
1873-06-7 and 1873-06-16
Scope and Content
Manuscript letter to the Engineer in Chief from David Lumsden, referring to the failure of Preece's relay system on the London-Bristol duplex system. It seems to have affected the reception of messages, rendering some illegible. With manuscript letter from W H Preece to R S Culley, refuting Lumsden's comments.
Physical description
Number of pieces: 1, Pages/folios: 1
Language
English.
Persons keyword
Subject
Conditions governing access
Open
Level of description
file
